我想自定义下拉筛选框的选项而不是用数据表中的字段映射,因为数据库表中的字段中的选项内容可能不包含我想要的筛选项
I want to customize the options of the drop-down filter box instead of mapping with the fields in the data table, because the content of the options in the fields in the database table may not contain the filter items I want